Dinan's Free Flow Exhaust for the 2003 540 Sport and cars equipped with M-Technic rear bumper provides the same power gains and weight reduction as the standard Sedan version

Dinan's free flow exhaust for the E39 540i improves exhaust flow by reducing back pressure, resulting in increased power output and a great sporty sound that is civilized when you want it to be and pleasantly aggressive under harder acceleration. 100% stainless steel construction and exacting specifications ensure that the system fits correctly using the factory hangers and will resist corrosion for years to come.

What If I Need to Return This Item?
Not a problem! If you are not happy with your purchase, we will gladly help you exchange or return your items, provided you follow the guidelines outlined in our Returns Policy.